Hydrogen evolution by cobalt tetraimine catalysts adsorbed on electrode surfaces

被引:139
作者
Berben, Louise A. [1 ]
Peters, Jonas C. [1 ]
机构
[1] MIT, Dept Chem, Cambridge, MA 02139 USA
基金
美国国家科学基金会;
关键词
IRON-ONLY HYDROGENASE; ELECTROCATALYTIC ACTIVITY; MOLECULAR CATALYSTS; FUNCTIONAL MODELS; COMPLEXES; WATER; ELECTROREDUCTION; COBALOXIMES; REDUCTION; OXIDATION;
D O I
10.1039/b921559j
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Aryl-substituted tetraimine complexes related to Co(dmgBF(2))(2)(MeCN)(2) (dmg = dimethylglyoxime) were synthesized and are active for hydrogen evolution. Co(dmgBF2) 2(MeCN) 2 can be adsorbed to a glassy carbon electrode. The chemically modified electrode is active for hydrogen evolution in aqueous solution at pH < 4.5, with an overpotential of only 100 mV.
引用
收藏
页码:398 / 400
页数:3
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